27780064

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1553}}^1$

素因数の和:1619

約数の個数: 48

約数和(自身を含む): 60307632

約数和(自身を除く): 32527568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 1553, 2236, 3106, 4472, 6212, 8944, 12424, 17888, 20189, 24848, 40378, 49696, 66779, 80756, 133558, 161512, 267116, 323024, 534232, 646048, 868127, 1068464, 1736254, 2136928, 3472508, 6945016, 13890032, 27780064]

約数ペア:

[(1, 27780064), (2, 13890032), (4, 6945016), (8, 3472508), (13, 2136928), (16, 1736254), (26, 1068464), (32, 868127), (43, 646048), (52, 534232), (86, 323024), (104, 267116), (172, 161512), (208, 133558), (344, 80756), (416, 66779), (559, 49696), (688, 40378), (1118, 24848), (1376, 20189), (1553, 17888), (2236, 12424), (3106, 8944), (4472, 6212)]